Law Commons^™

Evidence On Fire, Valena Beety, Jennifer Oliva

Articles by Maurer Faculty

Fire science, a field largely developed by lay “arson investigators,” police officers, or similar first responders untrained in chemistry and physics, has been historically dominated by unreliable methodology, demonstrably false conclusions, and concomitant miscarriages of justice. Fire investigators are neither subject to proficiency testing nor required to obtain more than a high school education. Perhaps surprisingly, courts have largely spared many of the now debunked tenets of fire investigation any serious scientific scrutiny in criminal arson cases. This Article contrasts the courts’ ongoing lax admissibility of unreliable fire-science evidence in criminal cases with their strict exclusion of the same flimsy …

Junk Science And The Execution Of An Innocent Man, Paul C. Giannelli

Faculty Publications

Cameron Todd Willingham was tried and executed for the arson deaths of his three little girls. The expert testimony offered against him to establish arson was junk science.

The case has since become infamous, the subject of an award-winning New Yorker article, numerous newspaper accounts, and several television shows. It also became enmeshed in the death penalty debate and the reelection of Texas Governor Rick Perry, who refused to grant a stay of execution after a noted arson expert submitted a report debunking the “science” offered at Willingham’s trial. The governor then attempted to derail an investigation by the Texas …